@charset "utf-8";
$font-size : 40;  //页面的根字体大小
@function r($p){
 @return $p/$font-size*1rem;
}
html{
    font-size: $font-size*1px;
}
body,
p,
ul,
ol,
li,
dl,
dt,
dd,
h1,
h2,
h3,
h4,
h5,
h6,
form,
fieldset,
legend,
input,
select,
textarea,
button,
th,
td,
menu {
	margin: 0;
	padding: 0;
}

ul,
dl,
ol {
	list-style: none;
}

img,
fieldset,
input[type="submit"] {
	border: 0 none;
}

em {
	font-style: normal;
}

strong {
	font-weight: normal;
}

table {
	border-collapse: collapse;
	border-spacing: 0;
}

button,
input[type="button"] {
	cursor: pointer;
	border: 0 none;
}

a,
button,
input,
img {
	-webkit-touch-callout: none;
}

img {
	/*pointer-events:none;*/
	/*禁止图片的点击事件，例如长按保存图片*/
}

input,
select,
textarea {
	outline: none;
}

a {
	text-decoration: none;
}

.fl {
	float: left
}

.fr {
	float: right
}

.clear {
	clear: both;
}

html,
body {
	/*禁止用户选择元素*/
	-moz-user-select: none;
	-webkit-user-select: none;
	-ms-user-select: none;
	-khtml-user-select: none;
	/*禁止元素点击出现半透明黑色背景*/
	-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

html {
	width: 100%;
	font-family: "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Heiti SC", "Microsoft YaHei", sans-serif;
	outline: 0;
	-webkit-text-size-adjust: none;
}

body {
	margin: 0;
	position: relative;
}